Home / 31,839.27-47,742.48-14,294.07

Finding the Fourth Proportional to 31,839.27, 47,742.48 and 14,294.07

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Solution

The fourth proportional to 31,839.27, 47,742.48 and 14,294.07 is: 21,433.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,839.27 : 47,742.48 = 14,294.07 : x
  2. Step 2: Convert to fraction form
    31,839.27/47,742.48 = 14,294.07/x
  3. Step 3: Cross multiply
    31,839.27x = 47,742.48 × 14,294.07
  4. Step 4: Simplify right side
    31,839.27x = 682,434,351.09
  5. Step 5: Solve for x
    x = 682,434,351.09/31,839.27
  6. Step 6: Final answer
    x = 21,433.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.